Check your map! The Pacific entrance of the Panama Canal is farther East than the Atlantic entrance.
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In 1850, only 8% of the people in California were women.
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The Dallas/Ft. Worth airport is larger than New York City's Manhattan Island.
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More than a dozen men have stood on the surface of the moon, but only three have been to Challenger Deep in the Marianas Trench, the deepest known spot in the ocean.
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The longest cave in the world is the 'Mammoth Cave System' in the USA at 560,000 mtrs deep!
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It takes a drop of ocean water more than 1,000 years to circulate around the world.
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Longest officially recognized place name is Taumatawhakatangihangakoauauotamateapokaiwhenuakitanatahu.
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The Caspian Sea is also classed as the world's largest lake.
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